NASCAR has issued a rules bulletin to Cup Series teams in advance of a stretch of races under a mile in which foam is being removed from the front and rear bumpers during those race weekends.<br>The upcoming races these rules apply to are the following:<br><br>North Wilkesboro, July 19<br>Richmond, August 15<br>Bristol, September 19<br>Martinsville, November 1<br><br>The bulletin instructs teams ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/nascar-instructs-cup-teams-to-remove-bumper-foam-from-short-track-races/10832969/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>